5 ka d hoga
3
answer is c 1 is the answer numbers will be 1 3 5
1
1
hit and trial method put option in the equation question no 5 ans is 3 and same method use in question no 6 then ans is 6 put 3 in question 5 then all is prime no and put 6 in question 6 then all prime no comes Hence proved
1&3
3
3
a=1
